Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Salt (including table salt) | $3,276,820 | $3,528,772 | $3,964,790 | $4,244,048 | $3,215,079 | $2,961,073 | $4,717,637 |
Unroasted iron pyrites. | $681 | $2,686 | $106 | | $397 | $61 | |
Natural graphite. | $237 | $104 | $10,316 | | $107 | | $217,039 |
Natural sands of all kinds | $69,421 | $38,656 | $1,795 | $2,206 | $8,966 | $19,035 | $94,299 |
Quartz (other than natural sands); quartzite | | $96 | | | | $422 | $7,059 |
Kaolin and other kaolinic clays, whether or not calcined. | $1,488 | | $89 | | | $123 | |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $99,233 | $329,836 | $361,140 | $477,271 | $896,037 | $3,029,503 | $871,795 |
Chalk. | $15,885 | $38,615 | | $9,216 | | $13,622 | $1,869 |
Natural calcium phosphates | $909 | $346 | $8,841 | $4,931 | | | |
Natural barium sulphate (barytes) | $7,915 | $615,232 | $72,507 | | $681,492 | $2,465,603 | $1,195,891 |
Siliceous fossil meals | $26,186 | $27,468 | $73,576 | $39,829 | $37,028 | $20,964 | $26,961 |
Pumice stone; emery; other natural abrasives | | $273 | $50 | $219 | $658 | $7,989 | $69 |
Marble, travertine, ecaussine and other stone | $337 | | $32 | $6,219 | $5,827 | $32,947 | $1,465 |
Granite, porphyry, basalt, sandstone and other stone | | $3,102 | | | | $33,423 | |
Pebbles, gravel, broken or crushed stone | | $393 | $300 | | $104,266 | | $40 |
Natural magnesium carbonate (magnesite) | $710,037 | $686,431 | $681,391 | $363,674 | $122,814 | $600,181 | $996,218 |
Gypsum; anhydrite; plasters | $276,200 | $334,953 | $331,621 | $472,736 | $461,039 | $374,629 | $378,323 |
Limestone flux; limestone | | | | | | | $86,368 |
Quicklime, slaked lime and hydraulic lime | $662,921 | $2,271,137 | $1,298,259 | $2,587,131 | $1,868,286 | $1,713,580 | $1,577,283 |
Portland cement, aluminous cement, slag cement | $27,973,259 | $32,257,513 | $37,095,587 | $47,869,942 | $49,599,183 | $59,360,459 | $63,466,657 |
Asbestos. | | | $17 | | $730 | | $16 |
Mica, including splitings; mica waste. | $323 | | $930,306 | $5,085 | | | |
Natural steatite, whether or not roughly trimmed | $2,108 | $50 | $1,954 | | | $29 | $385 |
Natural borates and concentrates thereof | | | $712 | $892 | $1,577 | $1,520 | |
Felspar; leucite and nepheline syenite | | $53 | $1,690 | | | | |
Mineral substances | $1,185 | $208 | $74 | $4,998,989 | $8,067,514 | $4,096 | $2,426 |
Total | $33,125,145 | $40,135,924 | $44,835,153 | $61,082,388 | $65,071,000 | $70,639,259 | $73,641,800 |
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